<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="initial-scale=1, maximum-scale=1, user-scalable=0, viewport-fit=cover" />
	<title>fn</title>
</head>
<body>
<script>
const obj = {
	name: 'zhangsan'
}


const fn = function (o) {
	o.name = 'lisi'
	return o;
};

fn(obj);

console.log(`obj-------`, obj)

</script>
</body>
</html>
